Quadrature Amplitude Modulation: From Basics to Adaptive Trellis-Coded, Turbo-Equalised and Space-Time Coded OFDM, CDMA and MC-CDMA Systems

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Product Features
SAMSUNG Galaxy S20 FE 5G Cell Phone, Factory Unlocked Android Smartphone, 128GB, Pro Grade Camera, 30X Space Zoom, Night Mode, US Version, Cloud Navy

12981 ratings
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Product Features
- MORE FREEDOM: With unlocked by Samsung, you call the shots; Start with the Galaxy S20 FE 5G then choose your carrier, data plan, services, features, and apps, so you get the phone you want, set up exactly how you want.Form_factor : Smartphone
- INFINITY-O DISPLAY: The 6.5” FHD Infinity-O Display has barely-there bezels surrounding the flat edges, and a super small punch hole for the camera*; Meaning a more immersive screen that makes your gaming, streaming, and video calling way more fun
- PRO-GRADE CAMERA: The same pro-grade triple lens S20 camera, now available in FE; Three cameras on the rear let you snapshot moments in your own way
- 30X SPACE ZOOM: Zoom in close from afar or magnify details of something nearby with the power of 30X Space Zoom
- NIGHT MODE: With bigger pixels and enhanced camera AI, the rear camera adjusts to pull in light even when it’s dark so your shots come out detailed and colorful
- SINGLE-TAKE AI: One tap of the screen captures multiple images and videos all at once. the Super AMOLED display refreshes at a super smooth 120Hz to keep action clear and touch response fast
- GET THE MOST OUT OF 5G: Powered by Qualcomm Snapdragon 865 5G Mobile Platform, you can game on in real time with little lag, while your streams and video calls come through clear**
Samsung Galaxy Note 9 N960U 128GB CDMA + GSM Unlocked Smartphone - Lavender Purple

254 ratings
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Product Features
- 6.4 inch Super AMOLED Capacitive Touchscreen, 1440 x 2960 pixels Display with Corning Gorilla Glass 5
- Internal Memory: 128GB, 6GB RAM - microSD Up to 1TB
- Dual 12 MP Rear Camera with LED Flash, Auto-HDR, Panorama & 8 MP Front Facing Camera with Dual video Call, Auto-HDR
- Android OS, Qualcomm SDM845 Snapdragon 845, Octa-Core ( Quad Core 2.8 GHz Kryo 385 Gold & Quad Core 1.7 GHz Kryo 385 Silver), Adreno 630
- Non-Removable Lithium Ion 4000 mAh capacity with Fast Charging 15W
Samsung Galaxy A10e GSM Unlocked (not CDMA) 32GB Smartphone - Black (Renewed)

952 ratings
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Product Features
- Unlocked for all GSM carriers worldwide! Simply pop in your Activated SIM card and you're all set!
- NOT compatible with CDMA carriers like Verizon Wireless and Sprint.
- 5.8" PLS TFT Touchscreen Display
- Octa-Core CPU; Android 9.0 (Pie)
- 32GB Internal Memory; 2GB RAM; Li-Ion 3,000 mAh Battery (Non-removable)
Samsung Galaxy A10e 32GB A102U GSM/CDMA Unlocked Phone - Black (Renewed)

1383 ratings
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Product Features
- With a long lasting battery, the Galaxy A10e gives you more time to post, talk, text and share with friends and family
- Keep more with 32GB of built in memory; Expand your memory up to 512GB with a Micro SD card
- Enjoy an edge to edge view on a 5. 83" Infinity display
- Capture crisp, clear photos with an 8MP rear Camera and a 5MP front Camera
- Wireless voice, data and messaging services compatible with most major U.S. GSM and CDMA networks; Support for certain features and services such as VoWiFi and hotspot, vary by wireless service provider
Samsung Galaxy S5 G900v 16GB Verizon Wireless CDMA Smartphone - Shimmery White

421 ratings
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Product Features
- 5.1-inch Super AMOLED Capacitive Touchscreen, 1080 x 1920 pixel resolution w/ Protective Corning Gorilla Glass 3
- Android v4.4 KitKat, Processor: Quad-Core 2.5 GHz Krait 400, Chipset: Qualcomm MSM8974AC Snapdragon 801, Adreno 330
- 16 Megapixel Camera (5312 x 2988 pixels) w/ Phase-Detection Autofocus, 1/2.6" Sensor Size, LED Flash, 1.12 µm pixel size + Front-Facing 2 Megapixel Camera with Dual Video Call
- WLAN: Wi-Fi 802.11 a/b/g/n/ac, dual-band, DLNA, Wi-Fi Direct, Wi-Fi hotspot; Bluetooth: v4.0 with A2DP, EDR, LE, aptX; USB: microUSB v3.0 (MHL 2.1 TV-out), USB Host; GPS: Yes with A-GPS support and GLONASS
Lintratek Band 5/4/2 Tri Band Signal Booster Verizon AT&T Sprint 2G 3G 4G 850MHz CDMA 1900MHz PCS 1700MHz AWS Cell Phone Signal Amplifier Repeater Kit for Home/Office

38 ratings
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Product Features
- 📶WORK ON ALL AMERICAN CARRIERS: Lintratek tri-band booster kit improves cell phone Band 2 Band 4 Band 5 signal, works on Verizon AT&T Sprint and more American carriers. Compatible with cell phones operating on 850MHz CDMA (band 5), 1700MHz AWS (band4) and 1900MHz PCS (band 2).
- 📶LAGER COVERANGE: The gain up to 65dB and coverage up to 2,500 sq.ft. without obstacle. Improve 2G 3G 4G cell phone signal in your home/office/basement/villa. No user limitation at the same time--every family member can enjoy HD voice and high-speed data network within the coverage.
- 📶EAST TO SETUP: All parts (booster, antennas and cable) are plug and play, do not require any technical skill. All parts are waterproof, but we will also send a small gift (tarpaulin) with the package to further enhance the waterproof function of the whole set at the joint.
- 📶ADVANCED TECHNOLOGY: There are three LCD displaies and three LED indicators (represent three signal bands) in the interface of the booster, you can understand the signal strength after improvement in real time. Visually to see the booster's working state at any time.
- 📶WARM CUSTOMER SERVICE: The lintratek boosters are FCC and IC certified. No matter before or after sales, we will provide you with the most considerate customer service. So please feel free to contact us when you have any doubt. 30-day money-back guarantee! 2-year manufacturer warranty!
Cell Phone Booster Home 850MHz Band 5 2G GSM 3G CDMA 4G LTE Cell Phone Signal Booster FDD Mobile Phone Signal Amplifier ATT Repeater Cell Signal Booster Use Home/Office/Warehouse/Basement/Garage

56 ratings
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Product Features
- 【Compatible with multiple operators】 Cell phone signal booster for Verizon, AT&T, T-Mobile, US Cellular, Straight Talk and other operators, compatible with all operating frequencies of 850 MHz, frequency band 5, it can receive signals from the signal tower, Then zoom in on your moving signal. Boost your 2G 3G LTE signal
- 【Booster compatibility】Supports voice and data for 2G 3G / LTE handsets, provides signals for iPhone, Samsung, Android, etc. All branded phones that use the same network band also support mobile enhanced devices.
- 【Easy to install】Intelligent LED display, real-time reflection of signal stability, can control signal strength, find the best signal angle, easy to install and debug, let you install it easily.
- 【Coverage】 Good performance, low operating temperature, ultra-low noise reception, cell phone signal booster can cover up to 2000 square feet in open space, solve family signal troubles and enjoy easy free internet access. Cell phone signal repeaters are used in villages, garages, basements, homes, offices, hotels, apartments, etc
- 【Quality Assurance】One-year manufacturer warranty and 30-day money back guarantee, all the components included in the kit are very easy to install.